3671634643667 has 8 divisors (see below), whose sum is σ = 3891270380256. Its totient is φ = 3452405265792.

The previous prime is 3671634643657. The next prime is 3671634643673. The reversal of 3671634643667 is 7663464361763.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3671634643667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3671634643657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101571068 + ... + 101607209.

It is an arithmetic number, because the mean of its divisors is an integer number (486408797532).

Almost surely, 2^{3671634643667} is an apocalyptic number.

3671634643667 is a deficient number, since it is larger than the sum of its proper divisors (219635736589).

3671634643667 is a wasteful number, since it uses less digits than its factorization.

3671634643667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203179357.

The product of its digits is 164602368, while the sum is 62.

The spelling of 3671634643667 in words is "three trillion, six hundred seventy-one billion, six hundred thirty-four million, six hundred forty-three thousand, six hundred sixty-seven".